Adhesive Open Reel Audio Recording real aluminum sensing foil for 1/4" open reel tape decks using sensing tabs (reflective or conductive) for reversing, stopping, or other deck functions. Made out of REAL aluminum, not inferior *metalized plastic*. This foil utilizes a backing paper to ensure a clean surface without contaminants. Will add sensing to one end of over 300 tapes. Dimensions: .20" X 26 FT on 3" plastic core with metal hub support. Made in Europe.